Add compare api

.changelog.yml

@@ -1,44 +1,57 @@
+# The full repository name
 repo: go-gitea/gitea
+
+# Service type (gitea or github)
+service: github
+
+# Base URL for Gitea instance if using gitea service type (optional)
+# Default: https://gitea.com
+base-url:
+
+# Changelog groups and which labeled PRs to add to each group
 groups:
-  - 
+  -
     name: BREAKING
     labels:
       - kind/breaking
-  - 
+  -
     name: FEATURE
     labels:
       - kind/feature
+  -
+    name: SECURITY
+    labels:
+      - kind/security
   -
     name: BUGFIXES
     labels:
       - kind/bug
-  - 
+  -
     name: ENHANCEMENT
     labels:
       - kind/enhancement
       - kind/refactor
       - kind/ui
   -
-    name: SECURITY
-    labels:
-      - kind/security
-  - 
     name: TESTING
     labels:
       - kind/testing
-  - 
+  -
     name: TRANSLATION
     labels:
       - kind/translation
-  - 
+  -
     name: BUILD
     labels:
       - kind/build
       - kind/lint
-  - 
+  -
     name: DOCS
     labels:
       - kind/docs
-  - 
+  -
     name: MISC
-    default: true
+    default: true
+
+# regex indicating which labels to skip for the changelog
+skip-labels: skip-changelog|backport\/.+